AI Science Grader for Handwritten Answers
Proctor AI is an AI science grader that reads a whole class of handwritten science answer sheets and scores each against your rubric. General science mixes numericals, diagrams, and descriptive answers across physics, chemistry, and biology.
Upload one PDF, type a prompt or attach your marking scheme, and get every paper graded in minutes, with you in control of every result.
- 93% agreement with manual grading
- 10 sec average time per paper
- 97% less time spent marking
- 2,000+ teachers using Proctor AI
What grading science involves
General science answers combine numericals, diagrams, equations, and descriptive theory drawn from physics, chemistry, and biology. Proctor AI grades each type against your rubric.
What the Science grader can grade
| Answer type | How Proctor AI grades it |
|---|---|
| Numerical problems | Reads working and awards partial credit |
| Diagrams | Checks expected labels |
| Equations | Verifies correctness and balancing |
| Descriptive answers | Scores rubric point coverage |
| Reasoning questions | Checks the explanation |
- Numerical problems with working
- Labelled diagrams
- Equations and reactions
- Descriptive theory answers
- Reasoning and application questions
How it works
- Upload the class: Drop in one PDF of the answer sheets. The agent splits individual papers automatically.
- Set the rubric: Type a prompt describing how to grade, or attach your existing marking scheme.
- Let it grade: Each answer is read and scored against the rubric in seconds per paper.
- Review and approve: Check the marks and feedback, adjust anything, and approve. Nothing is final until you say so.
Frequently asked questions
Can AI grade science answers?
Yes. Proctor AI reads handwritten science answers, general science mixes numericals, diagrams, and descriptive answers across physics, chemistry, and biology. It grades each against your rubric and you approve every mark.
Does it grade all branches of science?
Yes. It handles physics, chemistry, and biology style answers, including numericals, diagrams, and equations, against your marking scheme.
How accurate is science grading?
Proctor AI reaches around 93% agreement with manual marking, and because you review and adjust every mark, the final result is always teacher-approved.
Is the Science grader free to try?
Yes. There is a free plan so you can grade a real set of papers before deciding.